VOL-5088
v2.12 - update voltha.protos version in all go.mod configs
Change-Id: I6228ad6f1fd521fd3d54218e8dd137a2e6d5016e
diff --git a/vendor/github.com/go-redis/redis/v8/internal/proto/reader.go b/vendor/github.com/go-redis/redis/v8/internal/proto/reader.go
new file mode 100644
index 0000000..0fbc51e
--- /dev/null
+++ b/vendor/github.com/go-redis/redis/v8/internal/proto/reader.go
@@ -0,0 +1,331 @@
+package proto
+
+import (
+ "bufio"
+ "fmt"
+ "io"
+
+ "github.com/go-redis/redis/v8/internal/util"
+)
+
+const (
+ ErrorReply = '-'
+ StatusReply = '+'
+ IntReply = ':'
+ StringReply = '$'
+ ArrayReply = '*'
+)
+
+//------------------------------------------------------------------------------
+
+const Nil = RedisError("redis: nil")
+
+type RedisError string
+
+func (e RedisError) Error() string { return string(e) }
+
+func (RedisError) RedisError() {}
+
+//------------------------------------------------------------------------------
+
+type MultiBulkParse func(*Reader, int64) (interface{}, error)
+
+type Reader struct {
+ rd *bufio.Reader
+ _buf []byte
+}
+
+func NewReader(rd io.Reader) *Reader {
+ return &Reader{
+ rd: bufio.NewReader(rd),
+ _buf: make([]byte, 64),
+ }
+}
+
+func (r *Reader) Buffered() int {
+ return r.rd.Buffered()
+}
+
+func (r *Reader) Peek(n int) ([]byte, error) {
+ return r.rd.Peek(n)
+}
+
+func (r *Reader) Reset(rd io.Reader) {
+ r.rd.Reset(rd)
+}
+
+func (r *Reader) ReadLine() ([]byte, error) {
+ line, err := r.readLine()
+ if err != nil {
+ return nil, err
+ }
+ if isNilReply(line) {
+ return nil, Nil
+ }
+ return line, nil
+}
+
+// readLine that returns an error if:
+// - there is a pending read error;
+// - or line does not end with \r\n.
+func (r *Reader) readLine() ([]byte, error) {
+ b, err := r.rd.ReadSlice('\n')
+ if err != nil {
+ if err != bufio.ErrBufferFull {
+ return nil, err
+ }
+
+ full := make([]byte, len(b))
+ copy(full, b)
+
+ b, err = r.rd.ReadBytes('\n')
+ if err != nil {
+ return nil, err
+ }
+
+ full = append(full, b...)
+ b = full
+ }
+ if len(b) <= 2 || b[len(b)-1] != '\n' || b[len(b)-2] != '\r' {
+ return nil, fmt.Errorf("redis: invalid reply: %q", b)
+ }
+ return b[:len(b)-2], nil
+}
+
+func (r *Reader) ReadReply(m MultiBulkParse) (interface{}, error) {
+ line, err := r.ReadLine()
+ if err != nil {
+ return nil, err
+ }
+
+ switch line[0] {
+ case ErrorReply:
+ return nil, ParseErrorReply(line)
+ case StatusReply:
+ return string(line[1:]), nil
+ case IntReply:
+ return util.ParseInt(line[1:], 10, 64)
+ case StringReply:
+ return r.readStringReply(line)
+ case ArrayReply:
+ n, err := parseArrayLen(line)
+ if err != nil {
+ return nil, err
+ }
+ if m == nil {
+ err := fmt.Errorf("redis: got %.100q, but multi bulk parser is nil", line)
+ return nil, err
+ }
+ return m(r, n)
+ }
+ return nil, fmt.Errorf("redis: can't parse %.100q", line)
+}
+
+func (r *Reader) ReadIntReply() (int64, error) {
+ line, err := r.ReadLine()
+ if err != nil {
+ return 0, err
+ }
+ switch line[0] {
+ case ErrorReply:
+ return 0, ParseErrorReply(line)
+ case IntReply:
+ return util.ParseInt(line[1:], 10, 64)
+ default:
+ return 0, fmt.Errorf("redis: can't parse int reply: %.100q", line)
+ }
+}
+
+func (r *Reader) ReadString() (string, error) {
+ line, err := r.ReadLine()
+ if err != nil {
+ return "", err
+ }
+ switch line[0] {
+ case ErrorReply:
+ return "", ParseErrorReply(line)
+ case StringReply:
+ return r.readStringReply(line)
+ case StatusReply:
+ return string(line[1:]), nil
+ case IntReply:
+ return string(line[1:]), nil
+ default:
+ return "", fmt.Errorf("redis: can't parse reply=%.100q reading string", line)
+ }
+}
+
+func (r *Reader) readStringReply(line []byte) (string, error) {
+ if isNilReply(line) {
+ return "", Nil
+ }
+
+ replyLen, err := util.Atoi(line[1:])
+ if err != nil {
+ return "", err
+ }
+
+ b := make([]byte, replyLen+2)
+ _, err = io.ReadFull(r.rd, b)
+ if err != nil {
+ return "", err
+ }
+
+ return util.BytesToString(b[:replyLen]), nil
+}
+
+func (r *Reader) ReadArrayReply(m MultiBulkParse) (interface{}, error) {
+ line, err := r.ReadLine()
+ if err != nil {
+ return nil, err
+ }
+ switch line[0] {
+ case ErrorReply:
+ return nil, ParseErrorReply(line)
+ case ArrayReply:
+ n, err := parseArrayLen(line)
+ if err != nil {
+ return nil, err
+ }
+ return m(r, n)
+ default:
+ return nil, fmt.Errorf("redis: can't parse array reply: %.100q", line)
+ }
+}
+
+func (r *Reader) ReadArrayLen() (int, error) {
+ line, err := r.ReadLine()
+ if err != nil {
+ return 0, err
+ }
+ switch line[0] {
+ case ErrorReply:
+ return 0, ParseErrorReply(line)
+ case ArrayReply:
+ n, err := parseArrayLen(line)
+ if err != nil {
+ return 0, err
+ }
+ return int(n), nil
+ default:
+ return 0, fmt.Errorf("redis: can't parse array reply: %.100q", line)
+ }
+}
+
+func (r *Reader) ReadScanReply() ([]string, uint64, error) {
+ n, err := r.ReadArrayLen()
+ if err != nil {
+ return nil, 0, err
+ }
+ if n != 2 {
+ return nil, 0, fmt.Errorf("redis: got %d elements in scan reply, expected 2", n)
+ }
+
+ cursor, err := r.ReadUint()
+ if err != nil {
+ return nil, 0, err
+ }
+
+ n, err = r.ReadArrayLen()
+ if err != nil {
+ return nil, 0, err
+ }
+
+ keys := make([]string, n)
+
+ for i := 0; i < n; i++ {
+ key, err := r.ReadString()
+ if err != nil {
+ return nil, 0, err
+ }
+ keys[i] = key
+ }
+
+ return keys, cursor, err
+}
+
+func (r *Reader) ReadInt() (int64, error) {
+ b, err := r.readTmpBytesReply()
+ if err != nil {
+ return 0, err
+ }
+ return util.ParseInt(b, 10, 64)
+}
+
+func (r *Reader) ReadUint() (uint64, error) {
+ b, err := r.readTmpBytesReply()
+ if err != nil {
+ return 0, err
+ }
+ return util.ParseUint(b, 10, 64)
+}
+
+func (r *Reader) ReadFloatReply() (float64, error) {
+ b, err := r.readTmpBytesReply()
+ if err != nil {
+ return 0, err
+ }
+ return util.ParseFloat(b, 64)
+}
+
+func (r *Reader) readTmpBytesReply() ([]byte, error) {
+ line, err := r.ReadLine()
+ if err != nil {
+ return nil, err
+ }
+ switch line[0] {
+ case ErrorReply:
+ return nil, ParseErrorReply(line)
+ case StringReply:
+ return r._readTmpBytesReply(line)
+ case StatusReply:
+ return line[1:], nil
+ default:
+ return nil, fmt.Errorf("redis: can't parse string reply: %.100q", line)
+ }
+}
+
+func (r *Reader) _readTmpBytesReply(line []byte) ([]byte, error) {
+ if isNilReply(line) {
+ return nil, Nil
+ }
+
+ replyLen, err := util.Atoi(line[1:])
+ if err != nil {
+ return nil, err
+ }
+
+ buf := r.buf(replyLen + 2)
+ _, err = io.ReadFull(r.rd, buf)
+ if err != nil {
+ return nil, err
+ }
+
+ return buf[:replyLen], nil
+}
+
+func (r *Reader) buf(n int) []byte {
+ if n <= cap(r._buf) {
+ return r._buf[:n]
+ }
+ d := n - cap(r._buf)
+ r._buf = append(r._buf, make([]byte, d)...)
+ return r._buf
+}
+
+func isNilReply(b []byte) bool {
+ return len(b) == 3 &&
+ (b[0] == StringReply || b[0] == ArrayReply) &&
+ b[1] == '-' && b[2] == '1'
+}
+
+func ParseErrorReply(line []byte) error {
+ return RedisError(string(line[1:]))
+}
+
+func parseArrayLen(line []byte) (int64, error) {
+ if isNilReply(line) {
+ return 0, Nil
+ }
+ return util.ParseInt(line[1:], 10, 64)
+}